docs: def _list_podman_containers(filter=None):
          """
          Finds podman containers by filter or all containers
          :return: list of dicts with containers info
          """
          option = ["--filter", filter] if filter else ["-a"]
          cmdline = ["podman", "ps"] + option + ["--format", "json"]
          output = run_cmd(cmdline, return_output=True)
          containers = json.loads(output)
          return containers